FabFilter Simplon is a clean, easy-to-use filter plugin built for quick low-pass and high-pass filtering with a musical sound. It is perfect for shaping samples, cleaning low end, smoothing harsh highs, and creating simple build-ups without needing a heavy sound design tool. Simplon is also included in the FabFilter Total Bundle, so it is a handy utility filter to keep in your daily mixing and production workflow.
🎛️ What’s Inside
| Module / Feature |
What it does |
Perfect for |
| Dual Filters (Low-Pass and High-Pass) |
Two filters that can be used together for quick tone shaping and cleanup with simple controls. |
Removing rumble, smoothing harsh highs, quick sound shaping. |
| 12 dB and 24 dB Slopes |
Choose gentle or steeper filtering depending on how tight you want the cut to be. |
Sub cleanup, mix clarity, tight filtering for samples and loops. |
| Resonance Control |
Add a resonant peak for classic filter movement or keep it smooth for clean mixing cuts. |
Build-ups, synth-like sweeps, tonal focus, creative filtering. |
| Wet/Dry Mix |
Blend the filtered signal with the original for parallel filtering effects. |
Subtle tone shaping, parallel filtering on drums and samples. |
| Stereo and Mid/Side Options |
Process stereo signals with flexible routing so you can filter the center or sides differently. |
Wide mixes, stereo loops, keeping low end centered, mastering cleanup. |
| Low CPU Utility Workflow |
Designed as a lightweight filter that loads fast and stays smooth in big sessions. |
Large projects, quick edits, everyday mixing and production. |
🎯 Why Producers Choose It
💡 Key Benefits
- Fast filtering for high-pass and low-pass cleanup in seconds.
- Musical resonance for smooth sweeps and build-ups when you want movement.
- Lightweight CPU use so it is easy to add on many tracks.
- Parallel filtering with wet/dry mix for subtle shaping.
- Works in any DAW as a VST, VST3, AU, AAX, or CLAP audio plugin.
🎨 Best Use Cases
- High-pass vocals and instruments to remove rumble and tighten the mix.
- Low-pass filtering for intros, build-ups, and transitions in EDM and pop.
- Smoothing harsh samples or bright synth layers without EQ complexity.
- Parallel filtering on drums for controlled tone and motion.
- Mid/side filtering to keep low end centered while leaving width in the sides.
Standout feature: Simplon is a fast, low CPU filter with dual high-pass and low-pass sections, making it a practical go-to when you need quick cleanup or smooth filter sweeps without overthinking.
📋 Technical Specs
| Plugin Formats |
VST, VST3, AU, CLAP, AAX Native, 64 bit |
| Windows Requirements |
Windows 11, 10, 8, 7 or Vista, 32 bit or 64 bit, VST 2/3 or CLAP host, or Pro Tools |
| macOS Requirements |
macOS 10.13 or higher, 64 bit only, AU, VST 2/3 or CLAP host, or Pro Tools, Apple Silicon or Intel |
| CPU Load |
Low (resonance and mid/side processing can increase load slightly, but it is designed to stay lightweight) |
| Tested DAWs |
Ableton Live 11 and 12, Logic Pro, FL Studio 21+, Cubase 13, Studio One 6+, Reaper, Pro Tools 2024+ |
| Apple Silicon Native |
Yes, native support for Apple Silicon M1 to M4 on supported macOS systems |
✅ Instant Download – fast digital delivery via ShopAllPlugins
✅ License – FabFilter Simplon activation
✅ Content – dual high-pass and low-pass filters with slope options, resonance, wet/dry mix, and mid/side support
✅ Workflow – quick cleanup and musical filter sweeps for mixing and production in any DAW
💡 Pro Tip
If your beat feels crowded, drop Simplon on your synth and pad groups and high-pass just enough to clear the sub area. Small cuts add up and your kick and bass will instantly feel more defined without changing the vibe.
❓ FAQ
What is FabFilter Simplon
FabFilter Simplon is a dual filter plugin with high-pass and low-pass sections designed for quick cleanup, tonal shaping, and smooth filter sweeps.
Does Simplon work natively on Apple Silicon M1 M2 M3 M4
Yes, Simplon supports native Apple Silicon M1 to M4 on supported macOS systems.
Will Simplon work in my DAW
If your DAW supports VST, VST3, AU, AAX, or CLAP, you can use Simplon in Ableton Live, Logic Pro, FL Studio, Cubase, Studio One, Reaper, and Pro Tools.
Is Simplon good for build-ups and transitions
Yes, the resonance and filter controls make it easy to create smooth low-pass sweeps for intros, build-ups, and transition effects.
Can I use Simplon for mixing cleanup
Yes, it is great for removing rumble with high-pass filtering and controlling harshness with low-pass filtering, especially when you want a fast, lightweight tool.
🏁 Final Word
FabFilter Simplon is for producers who want a quick, musical filter that does the job without slowing the session down. If you need clean high-pass and low-pass filtering, smooth sweeps, and a low CPU workflow in any DAW, Simplon is a simple but effective daily tool.
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